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Are you Avi Ofrane, author of the books below?
Introduction To Wireless Billing; Usage Recording, Charge Pro... by Avi Ofrane Introduction to Telecom Billing, Usage Events, Call Detail Re... by Avi Ofrane Introduction to Wireless Billing by Avi Ofrane Wireless Systems, Cellular, 3g, Lmr, Mobile Data, Paging, Sat... by Lawrence Harte Introduction to Iptv Billing, Event Recording, Usage Rating, ... by Lawrence Harte Telecom Systems, PSTN, Pbx, Datacom, IP Telephony, Iptv, Wire... by Lawrence Harte


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